: A shy, introverted boy often bullied by peers.
: Luis's father, a scientist dedicated to hunting for aliens. Luis e gli Alieni
The story centers on , a lonely 12-year-old boy who feels neglected by his father, Armin, an ufologist obsessed with proving the existence of extraterrestrial life. Luis's life takes a turn when three clumsy aliens— Mog, Nag, and Wabo —crash-land their UFO near his home after being drawn to Earth by a home-shopping network advertisement for a "Nubbi Dubbi" massage mat. : A shy, introverted boy often bullied by peers